cache: move to backend package

cmd/restic/cmd_cache.go

@@ -8,7 +8,7 @@ import (
 	"strings"
 	"time"
 
-	"github.com/restic/restic/internal/cache"
+	"github.com/restic/restic/internal/backend/cache"
 	"github.com/restic/restic/internal/errors"
 	"github.com/restic/restic/internal/fs"
 	"github.com/restic/restic/internal/ui"

cmd/restic/cmd_check.go

@@ -11,7 +11,7 @@ import (
 
 	"github.com/spf13/cobra"
 
-	"github.com/restic/restic/internal/cache"
+	"github.com/restic/restic/internal/backend/cache"
 	"github.com/restic/restic/internal/checker"
 	"github.com/restic/restic/internal/errors"
 	"github.com/restic/restic/internal/fs"

cmd/restic/global.go

@@ -15,6 +15,7 @@ import (
 	"github.com/restic/restic/internal/backend"
 	"github.com/restic/restic/internal/backend/azure"
 	"github.com/restic/restic/internal/backend/b2"
+	"github.com/restic/restic/internal/backend/cache"
 	"github.com/restic/restic/internal/backend/gs"
 	"github.com/restic/restic/internal/backend/limiter"
 	"github.com/restic/restic/internal/backend/local"
@@ -27,7 +28,6 @@ import (
 	"github.com/restic/restic/internal/backend/sema"
 	"github.com/restic/restic/internal/backend/sftp"
 	"github.com/restic/restic/internal/backend/swift"
-	"github.com/restic/restic/internal/cache"
 	"github.com/restic/restic/internal/debug"
 	"github.com/restic/restic/internal/fs"
 	"github.com/restic/restic/internal/options"

internal/repository/raw_test.go

@@ -7,9 +7,9 @@ import (
 	"testing"
 
 	"github.com/restic/restic/internal/backend"
+	"github.com/restic/restic/internal/backend/cache"
 	"github.com/restic/restic/internal/backend/mem"
 	"github.com/restic/restic/internal/backend/mock"
-	"github.com/restic/restic/internal/cache"
 	"github.com/restic/restic/internal/errors"
 	"github.com/restic/restic/internal/repository"
 	"github.com/restic/restic/internal/restic"

internal/repository/repository.go

@@ -14,8 +14,8 @@ import (
 	"github.com/klauspost/compress/zstd"
 	"github.com/restic/chunker"
 	"github.com/restic/restic/internal/backend"
+	"github.com/restic/restic/internal/backend/cache"
 	"github.com/restic/restic/internal/backend/dryrun"
-	"github.com/restic/restic/internal/cache"
 	"github.com/restic/restic/internal/crypto"
 	"github.com/restic/restic/internal/debug"
 	"github.com/restic/restic/internal/errors"

internal/repository/repository_test.go

@@ -14,9 +14,9 @@ import (
 	"time"
 
 	"github.com/restic/restic/internal/backend"
+	"github.com/restic/restic/internal/backend/cache"
 	"github.com/restic/restic/internal/backend/local"
 	"github.com/restic/restic/internal/backend/mem"
-	"github.com/restic/restic/internal/cache"
 	"github.com/restic/restic/internal/crypto"
 	"github.com/restic/restic/internal/errors"
 	"github.com/restic/restic/internal/index"